BridgeJS: Fix multifile declaration resolution order issue #1870

Job	Run time
Build for native target (macos-15, Xcode_16.4)	53s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-R...	5m 31s
build-examples	11m 32s
Build and Test (ubuntu-22.04, https://download.swift.org/swift-6.0.2-release/ubuntu2204/swift-6.0...	4m 56s
Build and Test (ubuntu-24.04, https://download.swift.org/swift-6.3-branch/ubuntu2404/swift-6.3-DE...	5m 44s
Build and Test (ubuntu-24.04, https://download.swift.org/development/ubuntu2404/swift-DEVELOPMENT...	5m 36s
Build and Test (ubuntu-22.04, https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT...	6m 27s
format	33s
check-bridgejs-generated	5m 43s
deploy-examples	0s
	46m 55s

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